1 files changed, 2 insertions, 2 deletions
diff --git a/tests/semaphore1.c b/tests/semaphore1.c
index de349c7..0f2eb77 100644
--- a/tests/semaphore1.c
+++ b/tests/semaphore1.c
@@ -110,7 +110,7 @@ thr(void * arg)
 
   assert(sem_post(&s) == 0);
 
-  return 0;
+  return NULL;
 }
 
 
@@ -123,7 +123,7 @@ main()
   int result2;
 
   assert(pthread_create(&t, NULL, thr, NULL) == 0);
-  assert(pthread_join(t, (void *)&result1) == 0);
+  assert(pthread_join(t, &result1) == 0);
   assert((int)(size_t)result1 == 0);
 
   assert(sem_init(&s, PTHREAD_PROCESS_PRIVATE, 0) == 0);